///*
// * Copyright (c) 2022, Gluon
// *
// * This program is free software: you can redistribute it and/or modify
// * it under the terms of the GNU General Public License as published by
// * the Free Software Foundation, either version 3 of the License, or
// * (at your option) any later version.
// *
// * This program is distributed in the hope that it will be useful,
// * but WITHOUT ANY WARRANTY; without even the implied warranty of
// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// * GNU General Public License for more details.
// *
// * You should have received a copy of the GNU General Public License
// * along with this program.  If not, see <http://www.gnu.org/licenses/>.
// *
// * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// * DISCLAIMED. IN NO EVENT SHALL GLUON BE LIABLE FOR ANY
// * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// */
//package com.gluonhq.richtextarea.undo;
//
//import java.util.ArrayDeque;
//import java.util.Deque;
//import java.util.Objects;
//import java.util.logging.Level;
//import java.util.logging.Logger;
//
//public class CommandManager<T> {
//
//    public static final Logger LOGGER = Logger.getLogger(CommandManager.class.getName());
//
//    final Deque<AbstractCommand<T>> undoStack = new ArrayDeque<>();
//    final Deque<AbstractCommand<T>> redoStack = new ArrayDeque<>();
//    final T context;
//    private final Runnable runnable;
//
//    public CommandManager(T context) {
//        this(context, null);
//    }
//
//    public CommandManager(T context, Runnable runnable) {
//        this.context = context;
//        this.runnable = runnable;
//    }
//
//    public void execute(AbstractCommand<T> cmd) {
//        Objects.requireNonNull(cmd).execute(context);
//        if(!cmd.isDisableUndo()){
//            undoStack.push(cmd);
//            redoStack.clear();
//        }
//        end();
//        LOGGER.log(Level.FINE, "Execute: " + this);
//    }
//
//    public void undo() {
//        if (!undoStack.isEmpty()) {
//            var cmd = undoStack.pop();
//            if(!cmd.isDisableUndo()){
//                cmd.undo(context);
//                redoStack.push(cmd);
//            }
//            end();
//            LOGGER.log(Level.FINE, "Undo: " + this);
//        }
//    }
//
//    public void redo() {
//        if (!redoStack.isEmpty()) {
//            var cmd = redoStack.pop();
//            if(!cmd.isDisableUndo()){
//                cmd.redo(context);
//                undoStack.push(cmd);
//            }
//            end();
//            LOGGER.log(Level.FINE, "Redo: " + this);
//        }
//    }
//
//    public int getUndoStackSize() {
//        return undoStack.size();
//    }
//
//    public int getRedoStackSize() {
//        return redoStack.size();
//    }
//
//    public void clearStacks() {
//        undoStack.clear();
//        redoStack.clear();
//    }
//
//    private void end() {
//        if (runnable != null) {
//            runnable.run();
//        }
//    }
//
//    @Override
//    public String toString() {
//        return "CommandManager<" + context.getClass().getSimpleName() + ">{\n" +
//                " - undoStack=" + undoStack +
//                "\n - redoStack=" + redoStack +
//                "\n}";
//    }
//}
